please cite the following papers:
[1] He S‡, Bing J‡, Zhong Y, Zheng X, Zhou Z, Wang Y, Hu J, Sun X*. PlantCircRNA: A comprehensive database for plant circular RNAs. (2024) Nucleic Acids Research, Database Issue. doi:10.1093/nar/gkae709
[2] Wang K, Wang C, Guo B, Song K, Shi C, Jiang X, Wang K, Tan Y, Wang L, Wang L, Li J, Li Y, Cai Y, Zhao H*, Sun X*. CropCircDB: a comprehensive circular RNA resource for crops in response to abiotic stress. Database (2019) Vol. 2019: article ID baz053; doi:10.1093/database/baz053
[3] Ye J, Wang L, Li S, Zhang Q, Zhang Q, Tang W, Wang K, Song K, Sablok G, Sun X*, Zhao H*. AtCircDB: a tissue-specific database for Arabidopsis circular RNAs. Brief Bioinform 2017 bbx089. doi: 10.1093/bib/bbx089.
(http://deepbiology.cn/circRNA)
[4] Sun X*, Wang L, Ding J, Wang Y, Wang J, Zhang X, Che Y, Liu Z, Zhang X, Ye J, Wang J, Sablok G, Deng Z, Zhao H*. Integrative analysis of Arabidopsis thaliana transcriptomics reveals intuitive splicing mechanism for circular RNA. FEBS Lett. 2016. 590(20):3510-3516.